CN114921826B - High-corrosion-resistance plastic electroplating system and method - Google Patents
High-corrosion-resistance plastic electroplating system and method Download PDFInfo
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- CN114921826B CN114921826B CN202210581935.8A CN202210581935A CN114921826B CN 114921826 B CN114921826 B CN 114921826B CN 202210581935 A CN202210581935 A CN 202210581935A CN 114921826 B CN114921826 B CN 114921826B
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D5/00—Electroplating characterised by the process; Pretreatment or after-treatment of workpieces
- C25D5/54—Electroplating of non-metallic surfaces
- C25D5/56—Electroplating of non-metallic surfaces of plastics
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B1/00—Processes of grinding or polishing; Use of auxiliary equipment in connection with such processes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B27/00—Other grinding machines or devices
- B24B27/033—Other grinding machines or devices for grinding a surface for cleaning purposes, e.g. for descaling or for grinding off flaws in the surface
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/04—Headstocks; Working-spindles; Features relating thereto
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D17/00—Constructional parts, or assemblies thereof, of cells for electrolytic coating
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D17/00—Constructional parts, or assemblies thereof, of cells for electrolytic coating
- C25D17/06—Suspending or supporting devices for articles to be coated
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D21/00—Processes for servicing or operating cells for electrolytic coating
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
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- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
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- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Electroplating Methods And Accessories (AREA)
Abstract
The invention discloses a high-corrosion-resistance plastic electroplating system and a method, which relate to the technical field of plastic electroplating equipment and comprise a primary ultrasonic cleaning device, a primary drying device, a graphite spraying device, a secondary drying device, an electroplating device and a curing device, wherein the primary ultrasonic cleaning device is connected with the primary drying device through a conveying belt; the main part of the electroplating device is an electroplating box, and two liquid discharge pipes with valves are symmetrically welded at the bottom of the middle of the left side wall and the right side wall of the electroplating box. The invention can greatly reduce the contact area between the conductive frame body and the electroplating solution, reduce the absorption waste of the conductive assembly on nickel-chromium electrons in the electroplating solution and solve the problem of excessive consumption waste of the electroplating solution and anticorrosive metal consumables.
Description
Technical Field
The invention relates to the technical field of plastic electroplating equipment, in particular to a high-corrosion-resistance plastic electroplating system and a high-corrosion-resistance plastic electroplating method.
Background
The plastic electroplating is a process for plating a thin layer of other metals or alloys on the surface of a plastic workpiece by utilizing an electrolysis principle, and is a process for attaching a layer of metal film on the surface of a metal or other material workpiece by utilizing an electrolysis effect so as to prevent metal oxidation (such as corrosion), improve wear resistance, conductivity, reflectivity, corrosion resistance (such as copper sulfate and the like), improve attractiveness and the like.
Disclosure of Invention
The invention aims to provide a high-corrosion-resistance plastic electroplating system and a high-corrosion-resistance plastic electroplating method, wherein the high-corrosion-resistance plastic electroplating system is provided with a conductive frame, most of the whole structure of the conductive frame is embedded and installed in a plastic hanging frame and is insulated and isolated by the plastic hanging frame, and only a limiting circular plate and a conductive rod section positioned between the limiting circular plate and the limiting circular plate are in contact with electroplating solution in an electroplating tank, so that the contact area between a conductive frame body and the electroplating solution is greatly reduced, the absorption waste of nickel-chromium electrons in the electroplating solution by a conductive assembly is reduced, and the problem of excessive consumption waste of the electroplating solution and corrosion-resistant metal consumables is solved.
In order to achieve the purpose, the invention provides the following technical scheme: a high corrosion resistance plastic electroplating system and a method thereof comprise a primary ultrasonic cleaning device, a primary drying device, a graphite spraying device, a secondary drying device, an electroplating device and a curing device, wherein the primary ultrasonic cleaning device is connected with the primary drying device through a conveyer belt; the main body part of the electroplating device is an electroplating box, two liquid discharging pipes with valves are symmetrically welded at the bottom of the middle of the left side wall and the right side wall of the electroplating box, two mounting lug plates are symmetrically welded at the top end of the inner wall of the right side of the electroplating box, two positive electrode connecting seats are arranged at the head ends of the two mounting lug plates in a penetrating manner through screw locking, two electrode bars are fixedly hoisted at the bottoms of the two positive electrode connecting seats through screw locking, and the two electrode bars are made of nichrome; the rear half sections of the left side wall and the right side wall of the electroplating box are symmetrically provided with four negative electrode electric connection seats through screw locking, the sections of the four negative electrode electric connection seats are of T-shaped structures, the four negative electrode electric connection seats are sleeved, inserted and hung with two plastic hanging frames, two conductive frames are embedded in the two plastic hanging frames, and the two plastic hanging frames are slidably sleeved with two unloading frames.
Preferably, the plastic hanging frame is in a U-shaped structure, two limiting rings are symmetrically arranged on the bottom sections of the left and right plastic supporting rods of the plastic hanging frame, and the discharging frame slides downwards to abut against and contact with the two limiting rings.
Preferably, the whole body of the discharging frame is of a U-shaped structure, the discharging frame is also made of plastic, two sliding frames with strip-shaped structures are symmetrically arranged at the top ends of the left and right vertical support rods of the discharging frame, and the two sliding frames are correspondingly in sliding fit with the left and right protruding sections of the connecting shaft at the top end of the plastic hanging frame.
Preferably, the top ends of the two unloading frames are welded with a handle rod, four sliding rings are arranged on the left vertical support pull shaft and the right vertical support pull shaft of the unloading frame at equal intervals, and eight sliding rings are correspondingly matched with the left plastic support rod and the right plastic support rod of the plastic hanging frame in a sliding mode.
Preferably, four cross-brace connecting shafts are fixedly arranged between eight slip rings which are bilaterally symmetrical, and a row of upward-supporting poking rods are fixed on the four cross-brace connecting shafts at equal intervals.
Preferably, the whole conductive frame is also in a U-shaped structure, two electric connecting rings are symmetrically welded at the left end and the right end of the cross-brace guide rod at the top end of the conductive frame, and the electric connecting rings are correspondingly matched with the negative electrode electric connecting seat in a sleeved and inserted manner.
Preferably, the left vertical guide rod and the right vertical guide rod of the conductive frame are welded with four horizontal conductive shafts at equal intervals, the four horizontal conductive shafts are located above the top ends of the four cross-brace connecting shafts, a row of hanging holes are formed in the four horizontal conductive shafts at equal intervals in a penetrating mode, and the plastic workpieces are hung in the hanging holes through the hanging hooks.
Preferably, two limiting circular plates are symmetrically welded at the left side and the right side of each hanging hole in the transverse conductive shaft, and a row of plastic columns is sleeved on a polished rod section between the limiting circular plates on the transverse conductive shaft.
Preferably, all be fixed with one deck abrasive paper through the magic subsides on stabbing the circumference surface of pole, and stab the pole and upwards slide and run through sliding fit with the hanging hole.
Preferably, the method comprises the following operation steps
(1) Firstly, the hook and the plastic workpiece are connected together by rotating and screwing, and then the plastic workpiece is placed in a primary ultrasonic cleaning device in batches for decontamination and degreasing;
(2) conveying the once cleaned plastic workpiece to a primary drying device through a conveying belt for drying, conveying the dried plastic workpiece to a graphite spraying device through the conveying belt for uniformly spraying graphite on the plastic workpiece, and enabling the plastic workpiece to be conductive;
(3) conveying the sprayed plastic workpiece to a secondary drying device through a conveying belt to implement secondary drying;
(4) then conveying the secondarily dried plastic workpieces to the position of an electroplating device through a conveying belt and hanging the plastic workpieces on two plastic hanging frames in batches;
(5) inserting the two plastic hanging frames into the electroplating box and enabling the left and right electricity connecting rings at the top ends of the two conductive frames to be connected with the four negative electrode electricity connecting seat sleeves in an inserting manner;
(6) and starting a power supply to electroplate the plastic workpiece, and finally conveying the electroplated workpiece to a solidifying device through a conveying belt, and pressurizing, preserving heat and releasing pressure to solidify the electroplated layer on the surface of the workpiece.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, most of the whole structure of the conductive frame is embedded in the plastic hanging frame and insulated and isolated by the plastic hanging frame, and only the limiting circular plates and the conductive rod sections positioned between the limiting circular plates are in contact with electroplating solution in the electroplating tank, so that the contact area between the conductive frame body and the electroplating solution is greatly reduced, the absorption waste of the conductive components on nickel-chromium electrons in the electroplating solution is reduced, and the consumption of the electroplating solution and nickel-chromium consumables is reduced;
2. according to the invention, through the four rows of poking rods, the unloading frame can slide upwards to push and drive all hooks to be separated from the four rows of hanging holes after electroplating is completed, and unloading of all workpieces is synchronously completed at one time, so that the trouble of taking all plastic workpieces step by step in sequence to carry out unloading is eliminated, the batch unloading efficiency of the plastic workpieces is greatly improved, and the use is convenient and time-saving;
3. according to the invention, the abrasive paper on the four rows of poking rods can be in frictional contact with the circumferential inner walls of the four rows of hanging holes when the four rows of poking rods slide upwards to push and unload materials, so that all nickel-chromium materials adsorbed on the inner walls of all the hanging holes are polished and removed at one time, the trouble of sequentially cleaning the inner walls of all the hanging holes step by step is eliminated, and the problem that the aperture of a large amount of nickel-chromium materials accumulated in the hanging holes is gradually reduced to block the hook installation of a hook is avoided.
Drawings
FIG. 1 is a rear side view of the electroplating tank according to the present invention;
FIG. 2 is a schematic diagram of the front side structure of the electroplating tank of the present invention;
FIG. 3 is a schematic view of a half-section internal structure of the electroplating tank of the present invention;
FIG. 4 is a schematic view of the plastic hanging frame of the present invention;
FIG. 5 is a schematic view of the sliding mounting of the discharge frame of the present invention;
FIG. 6 is a schematic view of a discharge frame according to the present invention;
FIG. 7 is a schematic view of the semi-section internal structure of the plastic hanging frame of the present invention;
FIG. 8 is a schematic bottom view of the positive electrode electrical connection base according to the present invention;
FIG. 9 is an enlarged view of portion A of FIG. 4 according to the present invention;
FIG. 10 is a process flow diagram of the present invention;
in the drawings, the corresponding relationship between the component names and the reference numbers is as follows:
1. a primary ultrasonic cleaning device; 2. a primary drying device; 3. a graphite spraying device; 4. a secondary drying device; 5. an electroplating device; 51. electroplating box; 52. a liquid discharging pipe; 53. mounting an ear plate; 54. the positive electrode is connected with the electric seat; 55. an electrode rod; 56. the negative electrode is connected with the electric base; 57. plastic hanging frames; 571. a plastic column; 58. unloading the frame; 581. a handle bar; 582. a sliding frame; 583. a slip ring; 584. a cross brace connecting shaft; 585. a poke rod; 59. a conductive frame; 591. a limiting circular plate; 6. and (5) a curing device.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1 to 10, an embodiment of the present invention: a high corrosion resistance plastic electroplating system and a method thereof comprise a primary ultrasonic cleaning device 1, a primary drying device 2, a graphite spraying device 3, a secondary drying device 4, an electroplating device 5 and a curing device 6, wherein the primary ultrasonic cleaning device 1 is connected with the primary drying device 2 through a conveyer belt, the primary drying device 2 is connected with the graphite spraying device 3 through a conveyer belt, the graphite spraying device 3 is connected with the secondary drying device 4 through a conveyer belt, the secondary drying device 4 is connected with the electroplating device 5 through a conveyer belt, and the electroplating device 5 is connected with the curing device 6 through a conveyer belt; the main body part of the electroplating device 5 is an electroplating box 51, the electroplating box 51 is used for containing electroplating solution, two liquid discharging pipes 52 with valves are symmetrically welded at the bottom of the middle of the left side wall and the right side wall of the electroplating box 51, two mounting ear plates 53 are symmetrically welded at the top end of the right side inner wall of the electroplating box 51, two positive electrode electric connection seats 54 are arranged at the head ends of the two mounting ear plates 53 in a penetrating manner through screw locking, two electrode rods 55 are fixedly hoisted at the bottoms of the two positive electrode electric connection seats 54 through screw locking, and the two electrode rods 55 are made of nichrome; four negative electrode electric connection seats 56 are symmetrically arranged on the rear half sections of the left side wall and the right side wall of the electroplating box 51 through screw locking, the sections of the four negative electrode electric connection seats 56 are in a T-shaped structure, two plastic hanging frames 57 are sleeved, inserted and hung on the four negative electrode electric connection seats 56, two conductive frames 59 are embedded in the two plastic hanging frames 57, and two discharging frames 58 are slidably sleeved on the two plastic hanging frames 57; the plastic hanging frame 57 is in a U-shaped structure, two limiting rings are symmetrically arranged on the bottom sections of the left and right plastic supporting rods of the plastic hanging frame 57, and the unloading frame 58 slides downwards to be abutted and contacted with the two limiting rings; the whole unloading frame 58 is of a U-shaped structure, the unloading frame 58 is also made of plastic, two sliding frames 582 with strip structures are symmetrically arranged at the top ends of the left and right vertical support rods of the unloading frame 58, and the two sliding frames 582 are correspondingly in sliding fit with the left and right convex sections of the connecting shaft at the top end of the plastic hanging frame 57; the top ends of the two discharging frames 58 are welded with a handle 581, and four sliding rings 583 are arranged on the left and right vertical supporting pull shafts of the discharging frames 58 at equal intervals, and eight sliding rings 583 are correspondingly matched with the left and right plastic supporting rods of the plastic hanging frame 57 in a sliding manner; four cross brace connecting shafts 584 are fixedly arranged between eight sliding rings 583 which are bilaterally symmetrical, and a row of upward-supporting poking rods 585 are fixed on the four cross brace connecting shafts 584 at equal intervals; four transverse conductive shafts are welded between the left vertical guide rod and the right vertical guide rod of the conductive frame 59 at equal intervals, the four transverse conductive shafts are positioned above the top ends of the four transverse support connecting shafts 584, a row of hanging holes are formed in the four transverse conductive shafts at equal intervals in a penetrating mode, the plastic workpiece is hung in the hanging holes through a hanging hook, the bottom section of the long vertical rod section of the hanging hook is of a conical tip structure, and a drilling spiral is formed in the bottom section of the long vertical rod section of the hanging hook; two limiting circular plates 591 are symmetrically welded at the left side and the right side of each hanging hole on the transverse conductive shaft, and a row of plastic columns 571 are sleeved on the polished rod section between the limiting circular plates 591 on the transverse conductive shaft.
Description of the drawings: the nickel-chromium alloy has higher corrosion resistance, and the corrosion resistance of the plastic workpiece can be obviously improved by electroplating the nickel-chromium alloy on the surface of the plastic workpiece.
As shown in fig. 7, the whole body of the conductive frame 59 is also of a U-shaped structure, the left end and the right end of the cross-brace guide rod at the top end of the conductive frame 59 are symmetrically welded with two electric connection rings, the electric connection rings are correspondingly sleeved and matched with the negative electrode electric connection seat 56, most of the whole structure of the conductive frame 59 is embedded and installed in the plastic hanging frame 57 and is insulated and isolated by the plastic hanging frame 57, only the limiting circular plate 591 and the conductive rod section positioned between the limiting circular plate 591 are in contact with electroplating liquid in the electroplating box 51, the contact area of the body of the conductive frame 59 and the electroplating liquid is greatly reduced, the absorption waste of nickel-chromium electrons in the electroplating liquid by the conductive assembly is reduced, and the consumption of the electroplating liquid and nickel-chromium consumable materials is reduced.
As shown in fig. 4, it is fixed with one deck abrasive paper all to paste through the magic on the circumference surface of stabbing pole 585, and stabbing pole 585 upwards slides and runs through sliding fit with the hanging hole, through four rows of stabbing pole 585, unload frame 58 can upwards slide the top after the electroplating is accomplished and push away and drive about all couples break away from in four rows of hanging holes, synchronous disposable completion is unloaded to all work pieces, this substep is saved and is taken all plastics work pieces in proper order and implement the trouble of getting unloaded, the efficiency of unloading in batches of plastics work pieces has been promoted greatly, convenient to use saves time, and four rows of stabbing pole 585 last abrasive paper on it can with the circumference inner wall frictional contact of four rows of hanging holes when the top is pushed away and is unloaded, carry out disposable whole the cleaing away of polishing to adsorbed nickel chromium material on all hanging hole inner walls, this saves the substep and implements the trouble of clearing up to all hanging hole inner walls in proper order, and can avoid gathering a large amount of nickel chromium material aperture and progressively reduce in the hanging hole, hinder the hook installation that influences the couple.
The working principle is as follows: firstly, the hook and the plastic workpiece are rotatably screwed together, then the plastic workpiece is placed in a primary ultrasonic cleaning device 1 in batches for decontamination and degreasing, then the plastic workpiece after primary cleaning is conveyed to a primary drying device 2 through a conveyer belt for drying, the plastic workpiece after drying is conveyed to a graphite spraying device 3 through the conveyer belt for uniformly spraying graphite on the plastic workpiece, so that the plastic workpiece is conductive, the plastic workpiece after spraying is conveyed to a secondary drying device 4 through the conveyer belt for secondary drying, then the plastic workpiece after secondary drying is conveyed to an electroplating device 5 through the conveyer belt, and the plastic workpiece is hung on two plastic hanging frames 57 in batches. Two plastic hanging frames 57 are inserted into the electroplating box 51, the left and right electricity connecting rings at the top ends of two conductive frames 59 are inserted into and connected with four negative electrode electricity connecting seats 56, a power supply is started to electroplate the plastic workpiece, and finally the electroplated workpiece is conveyed into a curing device 6 through a conveying belt and is pressurized, insulated and decompressed, so that the electroplated layer is cured on the surface of the workpiece.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (3)
1. The utility model provides a high corrosion resistance plastics electroplating system which characterized in that: the device comprises a primary ultrasonic cleaning device (1), a primary drying device (2), a graphite spraying device (3), a secondary drying device (4), an electroplating device (5) and a curing device (6), wherein the primary ultrasonic cleaning device (1) is connected with the primary drying device (2) through a conveyer belt, the primary drying device (2) is connected with the graphite spraying device (3) through the conveyer belt, the graphite spraying device (3) is connected with the secondary drying device (4) through the conveyer belt, the secondary drying device (4) is connected with the electroplating device (5) through the conveyer belt, and the electroplating device (5) is connected with the curing device (6) through the conveyer belt; the main body part of the electroplating device (5) is an electroplating box (51), two liquid discharging pipes (52) with valves are symmetrically welded at the bottom of the middle of the left side wall and the right side wall of the electroplating box (51), two mounting ear plates (53) are symmetrically welded at the top of the right side inner wall of the electroplating box (51), two positive electrode electricity connecting seats (54) are arranged at the head ends of the two mounting ear plates (53) in a penetrating manner through screw locking, two electrode bars (55) are fixedly hoisted at the bottoms of the two positive electrode electricity connecting seats (54) through screw locking, and the two electrode bars (55) are made of nichrome; the rear half section of the left side wall and the rear half section of the right side wall of the electroplating box (51) are symmetrically provided with four negative electrode electric connection seats (56) through screw locking, the sections of the four negative electrode electric connection seats (56) are in a T-shaped structure, two plastic hanging frames (57) are sleeved, inserted and hung on the four negative electrode electric connection seats (56), two conductive frames (59) are embedded in the two plastic hanging frames (57), and two discharging frames (58) are slidably sleeved on the two plastic hanging frames (57); the plastic hanging frame (57) is in a U-shaped structure, two limiting rings are symmetrically arranged on the bottom sections of the left and right plastic supporting rods of the plastic hanging frame (57), and the unloading frame (58) slides downwards to abut against and contact with the two limiting rings; the whole discharging frame (58) is of a U-shaped structure, the discharging frame (58) is also made of plastic, two sliding frames (582) with strip structures are symmetrically arranged at the top ends of left and right vertical support rods of the discharging frame (58), and the two sliding frames (582) are correspondingly in sliding fit with left and right protruding sections of a connecting shaft at the top end of the plastic hanging frame (57); the top ends of the two unloading frames (58) are welded with a handle bar (581), four slip rings (583) are arranged on the left vertical supporting pull shaft and the right vertical supporting pull shaft of the unloading frames (58) at equal intervals, and the eight slip rings (583) are correspondingly matched with the left plastic supporting rod and the right plastic supporting rod of the plastic hanging frame (57) in a sliding manner; four cross brace connecting shafts (584) are fixedly arranged between eight slip rings (583) which are bilaterally symmetrical, and a row of upward-supporting poking rods (585) are fixed on the four cross brace connecting shafts (584) at equal intervals; the conductive frame (59) is also of a U-shaped structure as a whole, the left end and the right end of the transverse support guide rod at the top end of the conductive frame (59) are symmetrically welded with two electric connection rings, and the electric connection rings are correspondingly sleeved and matched with the negative electrode electric connection seat (56); four transverse conductive shafts are welded between the left vertical guide rod and the right vertical guide rod of the conductive frame (59) at equal intervals, the four transverse conductive shafts are positioned above the top ends of the four transverse support connecting shafts (584), a row of hanging holes are formed in the four transverse conductive shafts at equal intervals in a penetrating manner, and the plastic workpieces are hung in the hanging holes through hanging hooks;
two limiting circular plates (591) are symmetrically welded at the left side and the right side of each hanging hole on the transverse conductive shaft, and a row of plastic columns (571) are sleeved on the polished rod section between the limiting circular plates (591) on the transverse conductive shaft.
2. The plating system of high corrosion resistance plastic as recited in claim 1, wherein: stick up and all be fixed with one deck abrasive paper through the magic subsides on the circumference surface of pole (585), just stick up the pole (585) and slide fit is run through with the hanging hole.
3. The electroplating method of the high corrosion resistance plastic electroplating system according to claim 2, wherein: comprises the following operation steps
(1) Firstly, the hook and the plastic workpiece are connected together by rotating and screwing, and then the plastic workpiece is placed in a primary ultrasonic cleaning device (1) in batches for decontamination and degreasing;
(2) then conveying the once cleaned plastic workpiece to a primary drying device (2) through a conveying belt for drying, conveying the dried plastic workpiece to a graphite spraying device (3) through the conveying belt for uniformly spraying graphite on the plastic workpiece, and enabling the plastic workpiece to be conductive;
(3) conveying the sprayed plastic workpiece to a secondary drying device (4) through a conveying belt to implement secondary drying;
(4) then conveying the secondarily dried plastic workpieces to the position of an electroplating device (5) through a conveying belt and hanging the plastic workpieces on two plastic hanging frames (57) in batches;
(5) inserting the two plastic hanging frames (57) into the electroplating box (51) and inserting the left and right electricity connecting rings at the top ends of the two conductive frames (59) into the four negative electrode electricity connecting seats (56) for electricity connection;
(6) and starting a power supply to electroplate the plastic workpiece, finally conveying the electroplated workpiece into a curing device (6) through a conveying belt, and performing pressurization, heat preservation and pressure relief to solidify the electroplated layer on the surface of the workpiece.
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| CN117166029B (en) * | 2023-11-02 | 2024-02-09 | 山东鲁宇重工机械制造有限公司 | Rust-proof automatic coating device for machining pin shaft of loading machine |
| CN117403294B (en) * | 2023-12-14 | 2024-03-15 | 陕西天成航空材料股份有限公司 | Titanium alloy ingot surface treatment equipment |
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